/*! jQuery UI - v1.9.2 - 2014-08-05
 * http://jqueryui.com
 * Includes: jquery.ui.core.js, jquery.ui.widget.js, jquery.ui.position.js, jquery.ui.autocomplete.js, jquery.ui.menu.js
 * Copyright 2014 jQuery Foundation and other contributors; Licensed MIT */

(function( $, undefined ) {

  var uuid = 0,
runiqueId = /^ui-id-\d+$/;

// prevent duplicate loading
// this is only a problem because we proxy existing functions
// and we don't want to double proxy them
$.ui = $.ui || {};
if ( $.ui.version ) {
  return;
}

$.extend( $.ui, {
  version: "1.9.2",

  keyCode: {
    BACKSPACE: 8,
  COMMA: 188,
  DELETE: 46,
  DOWN: 40,
  END: 35,
  ENTER: 13,
  ESCAPE: 27,
  HOME: 36,
  LEFT: 37,
  NUMPAD_ADD: 107,
  NUMPAD_DECIMAL: 110,
  NUMPAD_DIVIDE: 111,
  NUMPAD_ENTER: 108,
  NUMPAD_MULTIPLY: 106,
  NUMPAD_SUBTRACT: 109,
  PAGE_DOWN: 34,
  PAGE_UP: 33,
  PERIOD: 190,
  RIGHT: 39,
  SPACE: 32,
  TAB: 9,
  UP: 38
  }
});

// plugins
$.fn.extend({
  _focus: $.fn.focus,
  focus: function( delay, fn ) {
    return typeof delay === "number" ?
  this.each(function() {
    var elem = this;
    setTimeout(function() {
      $( elem ).focus();
      if ( fn ) {
        fn.call( elem );
      }
    }, delay );
  }) :
    this._focus.apply( this, arguments );
  },

  scrollParent: function() {
    var scrollParent;
    if (($.ui.ie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
      scrollParent = this.parents().filter(function() {
        return (/(relative|absolute|fixed)/).test($.css(this,'position')) && (/(auto|scroll)/).test($.css(this,'overflow')+$.css(this,'overflow-y')+$.css(this,'overflow-x'));
      }).eq(0);
    } else {
      scrollParent = this.parents().filter(function() {
        return (/(auto|scroll)/).test($.css(this,'overflow')+$.css(this,'overflow-y')+$.css(this,'overflow-x'));
      }).eq(0);
    }

    return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
  },

  zIndex: function( zIndex ) {
    if ( zIndex !== undefined ) {
      return this.css( "zIndex", zIndex );
    }

    if ( this.length ) {
      var elem = $( this[ 0 ] ), position, value;
      while ( elem.length && elem[ 0 ] !== document ) {
        // Ignore z-index if position is set to a value where z-index is ignored by the browser
        // This makes behavior of this function consistent across browsers
        // WebKit always returns auto if the element is positioned
        position = elem.css( "position" );
        if ( position === "absolute" || position === "relative" || position === "fixed" ) {
          // IE returns 0 when zIndex is not specified
          // other browsers return a string
          // we ignore the case of nested elements with an explicit value of 0
          // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
          value = parseInt( elem.css( "zIndex" ), 10 );
          if ( !isNaN( value ) && value !== 0 ) {
            return value;
          }
        }
        elem = elem.parent();
      }
    }

    return 0;
  },

  uniqueId: function() {
    return this.each(function() {
      if ( !this.id ) {
        //this.id = "ui-id-" + (++uuid);
      }
    });
  },

  removeUniqueId: function() {
    return this.each(function() {
      if ( runiqueId.test( this.id ) ) {
        $( this ).removeAttr( "id" );
      }
    });
  }
});

// selectors
function focusable( element, isTabIndexNotNaN ) {
  var map, mapName, img,
      nodeName = element.nodeName.toLowerCase();
  if ( "area" === nodeName ) {
    map = element.parentNode;
    mapName = map.name;
    if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
      return false;
    }
    img = $( "img[usemap=#" + mapName + "]" )[0];
    return !!img && visible( img );
  }
  return ( /input|select|textarea|button|object/.test( nodeName ) ?
      !element.disabled :
      "a" === nodeName ?
      element.href || isTabIndexNotNaN :
      isTabIndexNotNaN) &&
    // the element and all of its ancestors must be visible
    visible( element );
}

function visible( element ) {
  return $.expr.filters.visible( element ) &&
    !$( element ).parents().andSelf().filter(function() {
      return $.css( this, "visibility" ) === "hidden";
    }).length;
}

$.extend( $.expr[ ":" ], {
  data: $.expr.createPseudo ?
  $.expr.createPseudo(function( dataName ) {
    return function( elem ) {
      return !!$.data( elem, dataName );
    };
  }) :
    // support: jQuery <1.8
    function( elem, i, match ) {
      return !!$.data( elem, match[ 3 ] );
    },

focusable: function( element ) {
  return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
},

tabbable: function( element ) {
  var tabIndex = $.attr( element, "tabindex" ),
isTabIndexNaN = isNaN( tabIndex );
return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
}
});

// support
$(function() {
  var body = document.body,
  div = body.appendChild( div = document.createElement( "div" ) );

// access offsetHeight before setting the style to prevent a layout bug
// in IE 9 which causes the element to continue to take up space even
// after it is removed from the DOM (#8026)
div.offsetHeight;

$.extend( div.style, {
  minHeight: "100px",
  height: "auto",
  padding: 0,
  borderWidth: 0
});

$.support.minHeight = div.offsetHeight === 100;
$.support.selectstart = "onselectstart" in div;

// set display to none to avoid a layout bug in IE
// http://dev.jquery.com/ticket/4014
body.removeChild( div ).style.display = "none";
});

// support: jQuery <1.8
if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
  $.each( [ "Width", "Height" ], function( i, name ) {
    var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
    type = name.toLowerCase(),
    orig = {
      innerWidth: $.fn.innerWidth,
    innerHeight: $.fn.innerHeight,
    outerWidth: $.fn.outerWidth,
    outerHeight: $.fn.outerHeight
    };

  function reduce( elem, size, border, margin ) {
    $.each( side, function() {
      size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
      if ( border ) {
        size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
      }
      if ( margin ) {
        size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
      }
    });
    return size;
  }

  $.fn[ "inner" + name ] = function( size ) {
    if ( size === undefined ) {
      return orig[ "inner" + name ].call( this );
    }

    return this.each(function() {
      $( this ).css( type, reduce( this, size ) + "px" );
    });
  };

  $.fn[ "outer" + name] = function( size, margin ) {
    if ( typeof size !== "number" ) {
      return orig[ "outer" + name ].call( this, size );
    }

    return this.each(function() {
      $( this).css( type, reduce( this, size, true, margin ) + "px" );
    });
  };
  });
}

// support: jQuery 1.6.1, 1.6.2 (http://bugs.jquery.com/ticket/9413)
if ( $( "<a>" ).data( "a-b", "a" ).removeData( "a-b" ).data( "a-b" ) ) {
  $.fn.removeData = (function( removeData ) {
    return function( key ) {
      if ( arguments.length ) {
        return removeData.call( this, $.camelCase( key ) );
      } else {
        return removeData.call( this );
      }
    };
  })( $.fn.removeData );
}





// deprecated

(function() {
  var uaMatch = /msie ([\w.]+)/.exec( navigator.userAgent.toLowerCase() ) || [];
  $.ui.ie = uaMatch.length ? true : false;
  $.ui.ie6 = parseFloat( uaMatch[ 1 ], 10 ) === 6;
})();

$.fn.extend({
  disableSelection: function() {
    return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) +
      ".ui-disableSelection", function( event ) {
        event.preventDefault();
      });
  },

  enableSelection: function() {
    return this.unbind( ".ui-disableSelection" );
  }
});

$.extend( $.ui, {
  // $.ui.plugin is deprecated.  Use the proxy pattern instead.
  plugin: {
    add: function( module, option, set ) {
      var i,
  proto = $.ui[ module ].prototype;
for ( i in set ) {
  proto.plugins[ i ] = proto.plugins[ i ] || [];
  proto.plugins[ i ].push( [ option, set[ i ] ] );
}
},
call: function( instance, name, args ) {
  var i,
  set = instance.plugins[ name ];
if ( !set || !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) {
  return;
}

for ( i = 0; i < set.length; i++ ) {
  if ( instance.options[ set[ i ][ 0 ] ] ) {
    set[ i ][ 1 ].apply( instance.element, args );
  }
}
}
},

  contains: $.contains,

  // only used by resizable
  hasScroll: function( el, a ) {

    //If overflow is hidden, the element might have extra content, but the user wants to hide it
    if ( $( el ).css( "overflow" ) === "hidden") {
      return false;
    }

    var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
        has = false;

    if ( el[ scroll ] > 0 ) {
      return true;
    }

    // TODO: determine which cases actually cause this to happen
    // if the element doesn't have the scroll set, see if it's possible to
    // set the scroll
    el[ scroll ] = 1;
    has = ( el[ scroll ] > 0 );
    el[ scroll ] = 0;
    return has;
  },

  // these are odd functions, fix the API or move into individual plugins
  isOverAxis: function( x, reference, size ) {
    //Determines when x coordinate is over "b" element axis
    return ( x > reference ) && ( x < ( reference + size ) );
  },
  isOver: function( y, x, top, left, height, width ) {
    //Determines when x, y coordinates is over "b" element
    return $.ui.isOverAxis( y, top, height ) && $.ui.isOverAxis( x, left, width );
  }
});

})( jQuery );
(function( $, undefined ) {

  var uuid = 0,
  slice = Array.prototype.slice,
  _cleanData = $.cleanData;
$.cleanData = function( elems ) {
  for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
    try {
      $( elem ).triggerHandler( "remove" );
      // http://bugs.jquery.com/ticket/8235
    } catch( e ) {}
  }
  _cleanData( elems );
};

$.widget = function( name, base, prototype ) {
  var fullName, existingConstructor, constructor, basePrototype,
  namespace = name.split( "." )[ 0 ];

name = name.split( "." )[ 1 ];
fullName = namespace + "-" + name;

if ( !prototype ) {
  prototype = base;
  base = $.Widget;
}

// create selector for plugin
$.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) {
  return !!$.data( elem, fullName );
};

$[ namespace ] = $[ namespace ] || {};
existingConstructor = $[ namespace ][ name ];
constructor = $[ namespace ][ name ] = function( options, element ) {
  // allow instantiation without "new" keyword
  if ( !this._createWidget ) {
    return new constructor( options, element );
  }

  // allow instantiation without initializing for simple inheritance
  // must use "new" keyword (the code above always passes args)
  if ( arguments.length ) {
    this._createWidget( options, element );
  }
};
// extend with the existing constructor to carry over any static properties
$.extend( constructor, existingConstructor, {
  version: prototype.version,
  // copy the object used to create the prototype in case we need to
  // redefine the widget later
  _proto: $.extend( {}, prototype ),
  // track widgets that inherit from this widget in case this widget is
  // redefined after a widget inherits from it
  _childConstructors: []
});

basePrototype = new base();
// we need to make the options hash a property directly on the new instance
// otherwise we'll modify the options hash on the prototype that we're
// inheriting from
basePrototype.options = $.widget.extend( {}, basePrototype.options );
$.each( prototype, function( prop, value ) {
  if ( $.isFunction( value ) ) {
    prototype[ prop ] = (function() {
      var _super = function() {
        return base.prototype[ prop ].apply( this, arguments );
      },
      _superApply = function( args ) {
        return base.prototype[ prop ].apply( this, args );
      };
    return function() {
      var __super = this._super,
      __superApply = this._superApply,
      returnValue;

    this._super = _super;
    this._superApply = _superApply;

    returnValue = value.apply( this, arguments );

    this._super = __super;
    this._superApply = __superApply;

    return returnValue;
    };
    })();
  }
});
constructor.prototype = $.widget.extend( basePrototype, {
  // TODO: remove support for widgetEventPrefix
  // always use the name + a colon as the prefix, e.g., draggable:start
  // don't prefix for widgets that aren't DOM-based
  widgetEventPrefix: existingConstructor ? basePrototype.widgetEventPrefix : name
}, prototype, {
  constructor: constructor,
  namespace: namespace,
  widgetName: name,
  // TODO remove widgetBaseClass, see #8155
  widgetBaseClass: fullName,
  widgetFullName: fullName
});

// If this widget is being redefined then we need to find all widgets that
// are inheriting from it and redefine all of them so that they inherit from
// the new version of this widget. We're essentially trying to replace one
// level in the prototype chain.
if ( existingConstructor ) {
  $.each( existingConstructor._childConstructors, function( i, child ) {
    var childPrototype = child.prototype;

    // redefine the child widget using the same prototype that was
    // originally used, but inherit from the new version of the base
    $.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor, child._proto );
  });
  // remove the list of existing child constructors from the old constructor
  // so the old child constructors can be garbage collected
  delete existingConstructor._childConstructors;
} else {
  base._childConstructors.push( constructor );
}

$.widget.bridge( name, constructor );
};

$.widget.extend = function( target ) {
  var input = slice.call( arguments, 1 ),
      inputIndex = 0,
      inputLength = input.length,
      key,
      value;
  for ( ; inputIndex < inputLength; inputIndex++ ) {
    for ( key in input[ inputIndex ] ) {
      value = input[ inputIndex ][ key ];
      if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) {
        // Clone objects
        if ( $.isPlainObject( value ) ) {
          target[ key ] = $.isPlainObject( target[ key ] ) ?
            $.widget.extend( {}, target[ key ], value ) :
            // Don't extend strings, arrays, etc. with objects
            $.widget.extend( {}, value );
          // Copy everything else by reference
        } else {
          target[ key ] = value;
        }
      }
    }
  }
  return target;
};

$.widget.bridge = function( name, object ) {
  var fullName = object.prototype.widgetFullName || name;
  $.fn[ name ] = function( options ) {
    var isMethodCall = typeof options === "string",
        args = slice.call( arguments, 1 ),
        returnValue = this;

    // allow multiple hashes to be passed on init
    options = !isMethodCall && args.length ?
      $.widget.extend.apply( null, [ options ].concat(args) ) :
      options;

    if ( isMethodCall ) {
      this.each(function() {
        var methodValue,
        instance = $.data( this, fullName );
      if ( !instance ) {
        return $.error( "cannot call methods on " + name + " prior to initialization; " +
          "attempted to call method '" + options + "'" );
      }
      if ( !$.isFunction( instance[options] ) || options.charAt( 0 ) === "_" ) {
        return $.error( "no such method '" + options + "' for " + name + " widget instance" );
      }
      methodValue = instance[ options ].apply( instance, args );
      if ( methodValue !== instance && methodValue !== undefined ) {
        returnValue = methodValue && methodValue.jquery ?
        returnValue.pushStack( methodValue.get() ) :
        methodValue;
      return false;
      }
      });
    } else {
      this.each(function() {
        var instance = $.data( this, fullName );
        if ( instance ) {
          instance.option( options || {} )._init();
        } else {
          $.data( this, fullName, new object( options, this ) );
        }
      });
    }

    return returnValue;
  };
};

$.Widget = function( /* options, element */ ) {};
$.Widget._childConstructors = [];

$.Widget.prototype = {
  widgetName: "widget",
  widgetEventPrefix: "",
  defaultElement: "<div>",
  options: {
    disabled: false,

    // callbacks
    create: null
  },
  _createWidget: function( options, element ) {
    element = $( element || this.defaultElement || this )[ 0 ];
    this.element = $( element );
    this.uuid = uuid++;
    this.eventNamespace = "." + this.widgetName + this.uuid;
    this.options = $.widget.extend( {},
        this.options,
        this._getCreateOptions(),
        options );

    this.bindings = $();
    this.hoverable = $();
    this.focusable = $();

    if ( element !== this ) {
      // 1.9 BC for #7810
      // TODO remove dual storage
      $.data( element, this.widgetName, this );
      $.data( element, this.widgetFullName, this );
      this._on( true, this.element, {
        remove: function( event ) {
          if ( event.target === element ) {
            this.destroy();
          }
        }
      });
      this.document = $( element.style ?
          // element within the document
          element.ownerDocument :
          // element is window or document
          element.document || element );
      this.window = $( this.document[0].defaultView || this.document[0].parentWindow );
    }

    this._create();
    this._trigger( "create", null, this._getCreateEventData() );
    this._init();
  },
  _getCreateOptions: $.noop,
  _getCreateEventData: $.noop,
  _create: $.noop,
  _init: $.noop,

  destroy: function() {
    this._destroy();
    // we can probably remove the unbind calls in 2.0
    // all event bindings should go through this._on()
    this.element
      .unbind( this.eventNamespace )
      // 1.9 BC for #7810
      // TODO remove dual storage
      .removeData( this.widgetName )
      .removeData( this.widgetFullName )
      // support: jquery <1.6.3
      // http://bugs.jquery.com/ticket/9413
      .removeData( $.camelCase( this.widgetFullName ) );
    this.widget()
      .unbind( this.eventNamespace )
      .removeAttr( "aria-disabled" )
      .removeClass(
          this.widgetFullName + "-disabled " +
          "ui-state-disabled" );

    // clean up events and states
    this.bindings.unbind( this.eventNamespace );
    this.hoverable.removeClass( "ui-state-hover" );
    this.focusable.removeClass( "ui-state-focus" );
  },
  _destroy: $.noop,

  widget: function() {
    return this.element;
  },

  option: function( key, value ) {
    var options = key,
    parts,
    curOption,
    i;

    if ( arguments.length === 0 ) {
      // don't return a reference to the internal hash
      return $.widget.extend( {}, this.options );
    }

    if ( typeof key === "string" ) {
      // handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
      options = {};
      parts = key.split( "." );
      key = parts.shift();
      if ( parts.length ) {
        curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
        for ( i = 0; i < parts.length - 1; i++ ) {
          curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
          curOption = curOption[ parts[ i ] ];
        }
        key = parts.pop();
        if ( value === undefined ) {
          return curOption[ key ] === undefined ? null : curOption[ key ];
        }
        curOption[ key ] = value;
      } else {
        if ( value === undefined ) {
          return this.options[ key ] === undefined ? null : this.options[ key ];
        }
        options[ key ] = value;
      }
    }

    this._setOptions( options );

    return this;
  },
  _setOptions: function( options ) {
    var key;

    for ( key in options ) {
      this._setOption( key, options[ key ] );
    }

    return this;
  },
  _setOption: function( key, value ) {
    this.options[ key ] = value;

    if ( key === "disabled" ) {
      this.widget()
        .toggleClass( this.widgetFullName + "-disabled ui-state-disabled", !!value )
        .attr( "aria-disabled", value );
      this.hoverable.removeClass( "ui-state-hover" );
      this.focusable.removeClass( "ui-state-focus" );
    }

    return this;
  },

  enable: function() {
    return this._setOption( "disabled", false );
  },
  disable: function() {
    return this._setOption( "disabled", true );
  },

  _on: function( suppressDisabledCheck, element, handlers ) {
    var delegateElement,
    instance = this;

    // no suppressDisabledCheck flag, shuffle arguments
    if ( typeof suppressDisabledCheck !== "boolean" ) {
      handlers = element;
      element = suppressDisabledCheck;
      suppressDisabledCheck = false;
    }

    // no element argument, shuffle and use this.element
    if ( !handlers ) {
      handlers = element;
      element = this.element;
      delegateElement = this.widget();
    } else {
      // accept selectors, DOM elements
      element = delegateElement = $( element );
      this.bindings = this.bindings.add( element );
    }

    $.each( handlers, function( event, handler ) {
      function handlerProxy() {
        // allow widgets to customize the disabled handling
        // - disabled as an array instead of boolean
        // - disabled class as method for disabling individual parts
        if ( !suppressDisabledCheck &&
          ( instance.options.disabled === true ||
            $( this ).hasClass( "ui-state-disabled" ) ) ) {
              return;
            }
        return ( typeof handler === "string" ? instance[ handler ] : handler )
      .apply( instance, arguments );
      }

      // copy the guid so direct unbinding works
      if ( typeof handler !== "string" ) {
        handlerProxy.guid = handler.guid =
      handler.guid || handlerProxy.guid || $.guid++;
      }

      var match = event.match( /^(\w+)\s*(.*)$/ ),
          eventName = match[1] + instance.eventNamespace,
          selector = match[2];
      if ( selector ) {
        delegateElement.delegate( selector, eventName, handlerProxy );
      } else {
        element.bind( eventName, handlerProxy );
      }
    });
  },

  _off: function( element, eventName ) {
    eventName = (eventName || "").split( " " ).join( this.eventNamespace + " " ) + this.eventNamespace;
    element.unbind( eventName ).undelegate( eventName );
  },

  _delay: function( handler, delay ) {
    function handlerProxy() {
      return ( typeof handler === "string" ? instance[ handler ] : handler )
        .apply( instance, arguments );
    }
    var instance = this;
    return setTimeout( handlerProxy, delay || 0 );
  },

  _hoverable: function( element ) {
    this.hoverable = this.hoverable.add( element );
    this._on( element, {
      mouseenter: function( event ) {
        $( event.currentTarget ).addClass( "ui-state-hover" );
      },
      mouseleave: function( event ) {
        $( event.currentTarget ).removeClass( "ui-state-hover" );
      }
    });
  },

  _focusable: function( element ) {
    this.focusable = this.focusable.add( element );
    this._on( element, {
      focusin: function( event ) {
        $( event.currentTarget ).addClass( "ui-state-focus" );
      },
      focusout: function( event ) {
        $( event.currentTarget ).removeClass( "ui-state-focus" );
      }
    });
  },

  _trigger: function( type, event, data ) {
    var prop, orig,
    callback = this.options[ type ];

    data = data || {};
    event = $.Event( event );
    event.type = ( type === this.widgetEventPrefix ?
        type :
        this.widgetEventPrefix + type ).toLowerCase();
    // the original event may come from any element
    // so we need to reset the target on the new event
    event.target = this.element[ 0 ];

    // copy original event properties over to the new event
    orig = event.originalEvent;
    if ( orig ) {
      for ( prop in orig ) {
        if ( !( prop in event ) ) {
          event[ prop ] = orig[ prop ];
        }
      }
    }

    this.element.trigger( event, data );
    return !( $.isFunction( callback ) &&
        callback.apply( this.element[0], [ event ].concat( data ) ) === false ||
        event.isDefaultPrevented() );
  }
};

$.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
  $.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
    if ( typeof options === "string" ) {
      options = { effect: options };
    }
    var hasOptions,
  effectName = !options ?
  method :
  options === true || typeof options === "number" ?
  defaultEffect :
  options.effect || defaultEffect;
options = options || {};
if ( typeof options === "number" ) {
  options = { duration: options };
}
hasOptions = !$.isEmptyObject( options );
options.complete = callback;
if ( options.delay ) {
  element.delay( options.delay );
}
if ( hasOptions && $.effects && ( $.effects.effect[ effectName ] || $.uiBackCompat !== false && $.effects[ effectName ] ) ) {
  element[ method ]( options );
} else if ( effectName !== method && element[ effectName ] ) {
  element[ effectName ]( options.duration, options.easing, callback );
} else {
  element.queue(function( next ) {
    $( this )[ method ]();
    if ( callback ) {
      callback.call( element[ 0 ] );
    }
    next();
  });
}
};
});

// DEPRECATED
if ( $.uiBackCompat !== false ) {
  $.Widget.prototype._getCreateOptions = function() {
    return $.metadata && $.metadata.get( this.element[0] )[ this.widgetName ];
  };
}

})( jQuery );
(function( $, undefined ) {

  $.ui = $.ui || {};

  var cachedScrollbarWidth,
  max = Math.max,
  abs = Math.abs,
  round = Math.round,
  rhorizontal = /left|center|right/,
  rvertical = /top|center|bottom/,
  roffset = /[\+\-]\d+%?/,
  rposition = /^\w+/,
  rpercent = /%$/,
  _position = $.fn.position;

function getOffsets( offsets, width, height ) {
  return [
  parseInt( offsets[ 0 ], 10 ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ),
  parseInt( offsets[ 1 ], 10 ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 )
  ];
}
function parseCss( element, property ) {
  return parseInt( $.css( element, property ), 10 ) || 0;
}

$.position = {
  scrollbarWidth: function() {
    if ( cachedScrollbarWidth !== undefined ) {
      return cachedScrollbarWidth;
    }
    var w1, w2,
        div = $( "<div style='display:block;width:50px;height:50px;overflow:hidden;'><div style='height:100px;width:auto;'></div></div>" ),
        innerDiv = div.children()[0];

    $( "body" ).append( div );
    w1 = innerDiv.offsetWidth;
    div.css( "overflow", "scroll" );

    w2 = innerDiv.offsetWidth;

    if ( w1 === w2 ) {
      w2 = div[0].clientWidth;
    }

    div.remove();

    return (cachedScrollbarWidth = w1 - w2);
  },
  getScrollInfo: function( within ) {
    var overflowX = within.isWindow ? "" : within.element.css( "overflow-x" ),
    overflowY = within.isWindow ? "" : within.element.css( "overflow-y" ),
    hasOverflowX = overflowX === "scroll" ||
      ( overflowX === "auto" && within.width < within.element[0].scrollWidth ),
    hasOverflowY = overflowY === "scroll" ||
      ( overflowY === "auto" && within.height < within.element[0].scrollHeight );
    return {
      width: hasOverflowX ? $.position.scrollbarWidth() : 0,
        height: hasOverflowY ? $.position.scrollbarWidth() : 0
    };
  },
  getWithinInfo: function( element ) {
    var withinElement = $( element || window ),
    isWindow = $.isWindow( withinElement[0] );
    return {
      element: withinElement,
        isWindow: isWindow,
        offset: withinElement.offset() || { left: 0, top: 0 },
        scrollLeft: withinElement.scrollLeft(),
        scrollTop: withinElement.scrollTop(),
        width: isWindow ? withinElement.width() : withinElement.outerWidth(),
        height: isWindow ? withinElement.height() : withinElement.outerHeight()
    };
  }
};

$.fn.position = function( options ) {
  if ( !options || !options.of ) {
    return _position.apply( this, arguments );
  }

  // make a copy, we don't want to modify arguments
  options = $.extend( {}, options );

  var atOffset, targetWidth, targetHeight, targetOffset, basePosition,
      target = $( options.of ),
      within = $.position.getWithinInfo( options.within ),
      scrollInfo = $.position.getScrollInfo( within ),
      targetElem = target[0],
      collision = ( options.collision || "flip" ).split( " " ),
      offsets = {};

  if ( targetElem.nodeType === 9 ) {
    targetWidth = target.width();
    targetHeight = target.height();
    targetOffset = { top: 0, left: 0 };
  } else if ( $.isWindow( targetElem ) ) {
    targetWidth = target.width();
    targetHeight = target.height();
    targetOffset = { top: target.scrollTop(), left: target.scrollLeft() };
  } else if ( targetElem.preventDefault ) {
    // force left top to allow flipping
    options.at = "left top";
    targetWidth = targetHeight = 0;
    targetOffset = { top: targetElem.pageY, left: targetElem.pageX };
  } else {
    targetWidth = target.outerWidth();
    targetHeight = target.outerHeight();
    targetOffset = target.offset();
  }
  // clone to reuse original targetOffset later
  basePosition = $.extend( {}, targetOffset );

  // force my and at to have valid horizontal and vertical positions
  // if a value is missing or invalid, it will be converted to center
  $.each( [ "my", "at" ], function() {
    var pos = ( options[ this ] || "" ).split( " " ),
    horizontalOffset,
    verticalOffset;

  if ( pos.length === 1) {
    pos = rhorizontal.test( pos[ 0 ] ) ?
    pos.concat( [ "center" ] ) :
    rvertical.test( pos[ 0 ] ) ?
    [ "center" ].concat( pos ) :
    [ "center", "center" ];
  }
  pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : "center";
  pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : "center";

  // calculate offsets
  horizontalOffset = roffset.exec( pos[ 0 ] );
  verticalOffset = roffset.exec( pos[ 1 ] );
  offsets[ this ] = [
    horizontalOffset ? horizontalOffset[ 0 ] : 0,
    verticalOffset ? verticalOffset[ 0 ] : 0
      ];

  // reduce to just the positions without the offsets
  options[ this ] = [
    rposition.exec( pos[ 0 ] )[ 0 ],
    rposition.exec( pos[ 1 ] )[ 0 ]
      ];
  });

  // normalize collision option
  if ( collision.length === 1 ) {
    collision[ 1 ] = collision[ 0 ];
  }

  if ( options.at[ 0 ] === "right" ) {
    basePosition.left += targetWidth;
  } else if ( options.at[ 0 ] === "center" ) {
    basePosition.left += targetWidth / 2;
  }

  if ( options.at[ 1 ] === "bottom" ) {
    basePosition.top += targetHeight;
  } else if ( options.at[ 1 ] === "center" ) {
    basePosition.top += targetHeight / 2;
  }

  atOffset = getOffsets( offsets.at, targetWidth, targetHeight );
  basePosition.left += atOffset[ 0 ];
  basePosition.top += atOffset[ 1 ];

  return this.each(function() {
    var collisionPosition, using,
         elem = $( this ),
         elemWidth = elem.outerWidth(),
         elemHeight = elem.outerHeight(),
         marginLeft = parseCss( this, "marginLeft" ),
         marginTop = parseCss( this, "marginTop" ),
         collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + scrollInfo.width,
         collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + scrollInfo.height,
         position = $.extend( {}, basePosition ),
         myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() );

  if ( options.my[ 0 ] === "right" ) {
    position.left -= elemWidth;
  } else if ( options.my[ 0 ] === "center" ) {
    position.left -= elemWidth / 2;
  }

  if ( options.my[ 1 ] === "bottom" ) {
    position.top -= elemHeight;
  } else if ( options.my[ 1 ] === "center" ) {
    position.top -= elemHeight / 2;
  }

  position.left += myOffset[ 0 ];
  position.top += myOffset[ 1 ];

  // if the browser doesn't support fractions, then round for consistent results
  if ( !$.support.offsetFractions ) {
    position.left = round( position.left );
    position.top = round( position.top );
  }

  collisionPosition = {
    marginLeft: marginLeft,
    marginTop: marginTop
  };

  $.each( [ "left", "top" ], function( i, dir ) {
    if ( $.ui.position[ collision[ i ] ] ) {
      $.ui.position[ collision[ i ] ][ dir ]( position, {
        targetWidth: targetWidth,
        targetHeight: targetHeight,
        elemWidth: elemWidth,
        elemHeight: elemHeight,
        collisionPosition: collisionPosition,
        collisionWidth: collisionWidth,
        collisionHeight: collisionHeight,
        offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ],
        my: options.my,
        at: options.at,
        within: within,
        elem : elem
      });
    }
  });

  if ( $.fn.bgiframe ) {
    elem.bgiframe();
  }

  if ( options.using ) {
    // adds feedback as second argument to using callback, if present
    using = function( props ) {
      var left = targetOffset.left - position.left,
          right = left + targetWidth - elemWidth,
          top = targetOffset.top - position.top,
          bottom = top + targetHeight - elemHeight,
          feedback = {
            target: {
              element: target,
              left: targetOffset.left,
              top: targetOffset.top,
              width: targetWidth,
              height: targetHeight
            },
            element: {
              element: elem,
              left: position.left,
              top: position.top,
              width: elemWidth,
              height: elemHeight
            },
            horizontal: right < 0 ? "left" : left > 0 ? "right" : "center",
            vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle"
          };
      if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) {
        feedback.horizontal = "center";
      }
      if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) {
        feedback.vertical = "middle";
      }
      if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) {
        feedback.important = "horizontal";
      } else {
        feedback.important = "vertical";
      }
      options.using.call( this, props, feedback );
    };
  }

  elem.offset( $.extend( position, { using: using } ) );
  });
};

$.ui.position = {
  fit: {
    left: function( position, data ) {
      var within = data.within,
      withinOffset = within.isWindow ? within.scrollLeft : within.offset.left,
      outerWidth = within.width,
      collisionPosLeft = position.left - data.collisionPosition.marginLeft,
      overLeft = withinOffset - collisionPosLeft,
      overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset,
      newOverRight;

      // element is wider than within
      if ( data.collisionWidth > outerWidth ) {
        // element is initially over the left side of within
        if ( overLeft > 0 && overRight <= 0 ) {
          newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - withinOffset;
          position.left += overLeft - newOverRight;
          // element is initially over right side of within
        } else if ( overRight > 0 && overLeft <= 0 ) {
          position.left = withinOffset;
          // element is initially over both left and right sides of within
        } else {
          if ( overLeft > overRight ) {
            position.left = withinOffset + outerWidth - data.collisionWidth;
          } else {
            position.left = withinOffset;
          }
        }
        // too far left -> align with left edge
      } else if ( overLeft > 0 ) {
        position.left += overLeft;
        // too far right -> align with right edge
      } else if ( overRight > 0 ) {
        position.left -= overRight;
        // adjust based on position and margin
      } else {
        position.left = max( position.left - collisionPosLeft, position.left );
      }
    },
    top: function( position, data ) {
      var within = data.within,
      withinOffset = within.isWindow ? within.scrollTop : within.offset.top,
      outerHeight = data.within.height,
      collisionPosTop = position.top - data.collisionPosition.marginTop,
      overTop = withinOffset - collisionPosTop,
      overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset,
      newOverBottom;

      // element is taller than within
      if ( data.collisionHeight > outerHeight ) {
        // element is initially over the top of within
        if ( overTop > 0 && overBottom <= 0 ) {
          newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - withinOffset;
          position.top += overTop - newOverBottom;
          // element is initially over bottom of within
        } else if ( overBottom > 0 && overTop <= 0 ) {
          position.top = withinOffset;
          // element is initially over both top and bottom of within
        } else {
          if ( overTop > overBottom ) {
            position.top = withinOffset + outerHeight - data.collisionHeight;
          } else {
            position.top = withinOffset;
          }
        }
        // too far up -> align with top
      } else if ( overTop > 0 ) {
        position.top += overTop;
        // too far down -> align with bottom edge
      } else if ( overBottom > 0 ) {
        position.top -= overBottom;
        // adjust based on position and margin
      } else {
        position.top = max( position.top - collisionPosTop, position.top );
      }
    }
  },
  flip: {
    left: function( position, data ) {
      var within = data.within,
      withinOffset = within.offset.left + within.scrollLeft,
      outerWidth = within.width,
      offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left,
      collisionPosLeft = position.left - data.collisionPosition.marginLeft,
      overLeft = collisionPosLeft - offsetLeft,
      overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft,
      myOffset = data.my[ 0 ] === "left" ?
        -data.elemWidth :
        data.my[ 0 ] === "right" ?
        data.elemWidth :
        0,
      atOffset = data.at[ 0 ] === "left" ?
        data.targetWidth :
        data.at[ 0 ] === "right" ?
        -data.targetWidth :
        0,
      offset = -2 * data.offset[ 0 ],
      newOverRight,
      newOverLeft;

      if ( overLeft < 0 ) {
        newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - outerWidth - withinOffset;
        if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) {
          position.left += myOffset + atOffset + offset;
        }
      }
      else if ( overRight > 0 ) {
        newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + atOffset + offset - offsetLeft;
        if ( newOverLeft > 0 || abs( newOverLeft ) < overRight ) {
          position.left += myOffset + atOffset + offset;
        }
      }
    },
    top: function( position, data ) {
      var within = data.within,
      withinOffset = within.offset.top + within.scrollTop,
      outerHeight = within.height,
      offsetTop = within.isWindow ? within.scrollTop : within.offset.top,
      collisionPosTop = position.top - data.collisionPosition.marginTop,
      overTop = collisionPosTop - offsetTop,
      overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop,
      top = data.my[ 1 ] === "top",
      myOffset = top ?
        -data.elemHeight :
        data.my[ 1 ] === "bottom" ?
        data.elemHeight :
        0,
      atOffset = data.at[ 1 ] === "top" ?
        data.targetHeight :
        data.at[ 1 ] === "bottom" ?
        -data.targetHeight :
        0,
      offset = -2 * data.offset[ 1 ],
      newOverTop,
      newOverBottom;
      if ( overTop < 0 ) {
        newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - outerHeight - withinOffset;
        if ( ( position.top + myOffset + atOffset + offset) > overTop && ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) ) {
          position.top += myOffset + atOffset + offset;
        }
      }
      else if ( overBottom > 0 ) {
        newOverTop = position.top -  data.collisionPosition.marginTop + myOffset + atOffset + offset - offsetTop;
        if ( ( position.top + myOffset + atOffset + offset) > overBottom && ( newOverTop > 0 || abs( newOverTop ) < overBottom ) ) {
          position.top += myOffset + atOffset + offset;
        }
      }
    }
  },
  flipfit: {
    left: function() {
      $.ui.position.flip.left.apply( this, arguments );
      $.ui.position.fit.left.apply( this, arguments );
    },
    top: function() {
      $.ui.position.flip.top.apply( this, arguments );
      $.ui.position.fit.top.apply( this, arguments );
    }
  }
};

// fraction support test
(function () {
  var testElement, testElementParent, testElementStyle, offsetLeft, i,
  body = document.getElementsByTagName( "body" )[ 0 ],
  div = document.createElement( "div" );

//Create a "fake body" for testing based on method used in jQuery.support
testElement = document.createElement( body ? "div" : "body" );
testElementStyle = {
  visibility: "hidden",
  width: 0,
  height: 0,
  border: 0,
  margin: 0,
  background: "none"
};
if ( body ) {
  $.extend( testElementStyle, {
    position: "absolute",
    left: "-1000px",
    top: "-1000px"
  });
}
for ( i in testElementStyle ) {
  testElement.style[ i ] = testElementStyle[ i ];
}
testElement.appendChild( div );
testElementParent = body || document.documentElement;
testElementParent.insertBefore( testElement, testElementParent.firstChild );

div.style.cssText = "position: absolute; left: 10.7432222px;";

offsetLeft = $( div ).offset().left;
$.support.offsetFractions = offsetLeft > 10 && offsetLeft < 11;

testElement.innerHTML = "";
testElementParent.removeChild( testElement );
})();

// DEPRECATED
if ( $.uiBackCompat !== false ) {
  // offset option
  (function( $ ) {
    var _position = $.fn.position;
    $.fn.position = function( options ) {
      if ( !options || !options.offset ) {
        return _position.call( this, options );
      }
      var offset = options.offset.split( " " ),
    at = options.at.split( " " );
  if ( offset.length === 1 ) {
    offset[ 1 ] = offset[ 0 ];
  }
  if ( /^\d/.test( offset[ 0 ] ) ) {
    offset[ 0 ] = "+" + offset[ 0 ];
  }
  if ( /^\d/.test( offset[ 1 ] ) ) {
    offset[ 1 ] = "+" + offset[ 1 ];
  }
  if ( at.length === 1 ) {
    if ( /left|center|right/.test( at[ 0 ] ) ) {
      at[ 1 ] = "center";
    } else {
      at[ 1 ] = at[ 0 ];
      at[ 0 ] = "center";
    }
  }
  return _position.call( this, $.extend( options, {
    at: at[ 0 ] + offset[ 0 ] + " " + at[ 1 ] + offset[ 1 ],
         offset: undefined
  } ) );
    };
  }( jQuery ) );
}

}( jQuery ) );
(function( $, undefined ) {

  // used to prevent race conditions with remote data sources
  var requestIndex = 0;

  $.widget( "ui.autocomplete", {
    version: "1.9.2",
    defaultElement: "<input>",
    options: {
      appendTo: "body",
      autoFocus: false,
      delay: 300,
      minLength: 1,
      position: {
        my: "left top",
        at: "left bottom",
        collision: "none"
      },
      source: null,

      // callbacks
      change: null,
      close: null,
      focus: null,
      open: null,
      response: null,
      search: null,
      select: null
    },

    pending: 0,

    _create: function() {
      // Some browsers only repeat keydown events, not keypress events,
      // so we use the suppressKeyPress flag to determine if we've already
      // handled the keydown event. #7269
      // Unfortunately the code for & in keypress is the same as the up arrow,
      // so we use the suppressKeyPressRepeat flag to avoid handling keypress
      // events when we know the keydown event was used to modify the
      // search term. #7799
      var suppressKeyPress, suppressKeyPressRepeat, suppressInput;

      this.isMultiLine = this._isMultiLine();
      this.valueMethod = this.element[ this.element.is( "input,textarea" ) ? "val" : "text" ];
      this.isNewMenu = true;

      this.element
        .addClass( "ui-autocomplete-input" )
        .attr( "autocomplete", "off" );

      this._on( this.element, {
        keydown: function( event ) {
          if ( this.element.prop( "readOnly" ) ) {
            suppressKeyPress = true;
            suppressInput = true;
            suppressKeyPressRepeat = true;
            return;
          }

          suppressKeyPress = false;
          suppressInput = false;
          suppressKeyPressRepeat = false;
          var keyCode = $.ui.keyCode;
          switch( event.keyCode ) {
            case keyCode.PAGE_UP:
              suppressKeyPress = true;
              this._move( "previousPage", event );
              break;
            case keyCode.PAGE_DOWN:
              suppressKeyPress = true;
              this._move( "nextPage", event );
              break;
            case keyCode.UP:
              suppressKeyPress = true;
              this._keyEvent( "previous", event );
              break;
            case keyCode.DOWN:
              suppressKeyPress = true;
              this._keyEvent( "next", event );
              break;
            case keyCode.ENTER:
            case keyCode.NUMPAD_ENTER:
              // when menu is open and has focus
              if ( this.menu.active ) {
                // #6055 - Opera still allows the keypress to occur
                // which causes forms to submit
                suppressKeyPress = true;
                event.preventDefault();
                this.menu.select( event );
              }
              break;
            case keyCode.TAB:
              if ( this.menu.active ) {
                this.menu.select( event );
              }
              break;
            case keyCode.ESCAPE:
              if ( this.menu.element.is( ":visible" ) ) {
                this._value( this.term );
                this.close( event );
                // Different browsers have different default behavior for escape
                // Single press can mean undo or clear
                // Double press in IE means clear the whole form
                event.preventDefault();
              }
              break;
            default:
              suppressKeyPressRepeat = true;
              // search timeout should be triggered before the input value is changed
              this._searchTimeout( event );
              break;
          }
        },
        keypress: function( event ) {
          if ( suppressKeyPress ) {
            suppressKeyPress = false;
            event.preventDefault();
            return;
          }
          if ( suppressKeyPressRepeat ) {
            return;
          }

          // replicate some key handlers to allow them to repeat in Firefox and Opera
          var keyCode = $.ui.keyCode;
          switch( event.keyCode ) {
            case keyCode.PAGE_UP:
              this._move( "previousPage", event );
              break;
            case keyCode.PAGE_DOWN:
              this._move( "nextPage", event );
              break;
            case keyCode.UP:
              this._keyEvent( "previous", event );
              break;
            case keyCode.DOWN:
              this._keyEvent( "next", event );
              break;
          }
        },
        input: function( event ) {
          if ( suppressInput ) {
            suppressInput = false;
            event.preventDefault();
            return;
          }
          this._searchTimeout( event );
        },
        focus: function() {
          this.selectedItem = null;
          this.previous = this._value();
        },
        blur: function( event ) {
          if ( this.cancelBlur ) {
            delete this.cancelBlur;
            return;
          }

          clearTimeout( this.searching );
          this.close( event );
          this._change( event );
        }
      });

      this._initSource();
      this.menu = $( "<ul>" )
        .addClass( "ui-autocomplete" )
        .appendTo( this.document.find( this.options.appendTo || "body" )[ 0 ] )
        .menu({
          // custom key handling for now
          input: $(),
          // disable ARIA support, the live region takes care of that
          role: null
        })
      .zIndex( this.element.zIndex() + 1 )
        .hide()
        .data( "menu" );

      this._on( this.menu.element, {
        mousedown: function( event ) {
          // prevent moving focus out of the text field
          event.preventDefault();

          // IE doesn't prevent moving focus even with event.preventDefault()
          // so we set a flag to know when we should ignore the blur event
          this.cancelBlur = true;
          this._delay(function() {
            delete this.cancelBlur;
          });

          // clicking on the scrollbar causes focus to shift to the body
          // but we can't detect a mouseup or a click immediately afterward
          // so we have to track the next mousedown and close the menu if
          // the user clicks somewhere outside of the autocomplete
          var menuElement = this.menu.element[ 0 ];
          if ( !$( event.target ).closest( ".ui-menu-item" ).length ) {
            this._delay(function() {
              var that = this;
              this.document.one( "mousedown", function( event ) {
                if ( event.target !== that.element[ 0 ] &&
                  event.target !== menuElement &&
                  !$.contains( menuElement, event.target ) ) {
                    that.close();
                  }
              });
            });
          }
        },
          menufocus: function( event, ui ) {
            // #7024 - Prevent accidental activation of menu items in Firefox
            if ( this.isNewMenu ) {
              this.isNewMenu = false;
              if ( event.originalEvent && /^mouse/.test( event.originalEvent.type ) ) {
                this.menu.blur();

                this.document.one( "mousemove", function() {
                  $( event.target ).trigger( event.originalEvent );
                });

                return;
              }
            }

            // back compat for _renderItem using item.autocomplete, via #7810
            // TODO remove the fallback, see #8156
            var item = ui.item.data( "ui-autocomplete-item" ) || ui.item.data( "item.autocomplete" );
            if ( false !== this._trigger( "focus", event, { item: item } ) ) {
              // use value to match what will end up in the input, if it was a key event
              if ( event.originalEvent && /^key/.test( event.originalEvent.type ) ) {
                this._value( item.value );
              }
            } else {
              // Normally the input is populated with the item's value as the
              // menu is navigated, causing screen readers to notice a change and
              // announce the item. Since the focus event was canceled, this doesn't
              // happen, so we update the live region so that screen readers can
              // still notice the change and announce it.
              this.liveRegion.text( item.value );
            }
          },
          menuselect: function( event, ui ) {
            // back compat for _renderItem using item.autocomplete, via #7810
            // TODO remove the fallback, see #8156
            var item = ui.item.data( "ui-autocomplete-item" ) || ui.item.data( "item.autocomplete" ),
            previous = this.previous;

            // only trigger when focus was lost (click on menu)
            if ( this.element[0] !== this.document[0].activeElement ) {
              this.element.focus();
              this.previous = previous;
              // #6109 - IE triggers two focus events and the second
              // is asynchronous, so we need to reset the previous
              // term synchronously and asynchronously :-(
              this._delay(function() {
                this.previous = previous;
                this.selectedItem = item;
              });
            }

            if ( false !== this._trigger( "select", event, { item: item } ) ) {
              this._value( item.value );
            }
            // reset the term after the select event
            // this allows custom select handling to work properly
            this.term = this._value();

            this.close( event );
            this.selectedItem = item;
          }
      });

      this.liveRegion = $( "<span>", {
        role: "status",
        "aria-live": "polite"
      })
      .addClass( "ui-helper-hidden-accessible" )
        .insertAfter( this.element );

      if ( $.fn.bgiframe ) {
        this.menu.element.bgiframe();
      }

      // turning off autocomplete prevents the browser from remembering the
      // value when navigating through history, so we re-enable autocomplete
      // if the page is unloaded before the widget is destroyed. #7790
      this._on( this.window, {
        beforeunload: function() {
          this.element.removeAttr( "autocomplete" );
        }
      });
    },

    _destroy: function() {
      clearTimeout( this.searching );
      this.element
        .removeClass( "ui-autocomplete-input" )
        .removeAttr( "autocomplete" );
      this.menu.element.remove();
      this.liveRegion.remove();
    },

    _setOption: function( key, value ) {
      this._super( key, value );
      if ( key === "source" ) {
        this._initSource();
      }
      if ( key === "appendTo" ) {
        this.menu.element.appendTo( this.document.find( value || "body" )[0] );
      }
      if ( key === "disabled" && value && this.xhr ) {
        this.xhr.abort();
      }
    },

    _isMultiLine: function() {
      // Textareas are always multi-line
      if ( this.element.is( "textarea" ) ) {
        return true;
      }
      // Inputs are always single-line, even if inside a contentEditable element
      // IE also treats inputs as contentEditable
      if ( this.element.is( "input" ) ) {
        return false;
      }
      // All other element types are determined by whether or not they're contentEditable
      return this.element.prop( "isContentEditable" );
    },

    _initSource: function() {
      var array, url,
      that = this;
      if ( $.isArray(this.options.source) ) {
        array = this.options.source;
        this.source = function( request, response ) {
          response( $.ui.autocomplete.filter( array, request.term ) );
        };
      } else if ( typeof this.options.source === "string" ) {
        url = this.options.source;
        this.source = function( request, response ) {
          if ( that.xhr ) {
            that.xhr.abort();
          }
          that.xhr = $.ajax({
            url: url,
            data: request,
            dataType: "json",
            success: function( data ) {
              response( data );
            },
            error: function() {
              response( [] );
            }
          });
        };
      } else {
        this.source = this.options.source;
      }
    },

    _searchTimeout: function( event ) {
      clearTimeout( this.searching );
      this.searching = this._delay(function() {
        // only search if the value has changed
        if ( this.term !== this._value() ) {
          this.selectedItem = null;
          this.search( null, event );
        }
      }, this.options.delay );
    },

    search: function( value, event ) {
      value = value != null ? value : this._value();

      // always save the actual value, not the one passed as an argument
      this.term = this._value();

      if ( value.length < this.options.minLength ) {
        return this.close( event );
      }

      if ( this._trigger( "search", event ) === false ) {
        return;
      }

      return this._search( value );
    },

    _search: function( value ) {
      this.pending++;
      this.element.addClass( "ui-autocomplete-loading" );
      this.cancelSearch = false;

      this.source( { term: value }, this._response() );
    },

    _response: function() {
      var that = this,
      index = ++requestIndex;

      return function( content ) {
        if ( index === requestIndex ) {
          that.__response( content );
        }

        that.pending--;
        if ( !that.pending ) {
          that.element.removeClass( "ui-autocomplete-loading" );
        }
      };
    },

    __response: function( content ) {
      if ( content ) {
        content = this._normalize( content );
      }
      this._trigger( "response", null, { content: content } );
      if ( !this.options.disabled && content && content.length && !this.cancelSearch ) {
        this._suggest( content );
        this._trigger( "open" );
      } else {
        // use ._close() instead of .close() so we don't cancel future searches
        this._close();
      }
    },

    close: function( event ) {
      this.cancelSearch = true;
      this._close( event );
    },

    _close: function( event ) {
      if ( this.menu.element.is( ":visible" ) ) {
        this.menu.element.hide();
        this.menu.blur();
        this.isNewMenu = true;
        this._trigger( "close", event );
      }
    },

    _change: function( event ) {
      if ( this.previous !== this._value() ) {
        this._trigger( "change", event, { item: this.selectedItem } );
      }
    },

    _normalize: function( items ) {
      // assume all items have the right format when the first item is complete
      if ( items.length && items[0].label && items[0].value ) {
        return items;
      }
      return $.map( items, function( item ) {
        if ( typeof item === "string" ) {
          return {
            label: item,
      value: item
          };
        }
        return $.extend({
          label: item.label || item.value,
        value: item.value || item.label
        }, item );
      });
    },

    _suggest: function( items ) {
      var ul = this.menu.element
        .empty()
        .zIndex( this.element.zIndex() + 1 );
      this._renderMenu( ul, items );
      this.menu.refresh();

      // size and position menu
      ul.show();
      this._resizeMenu();
      ul.position( $.extend({
        of: this.element
      }, this.options.position ));

      if ( this.options.autoFocus ) {
        this.menu.next();
      }
    },

    _resizeMenu: function() {
      var ul = this.menu.element;
      ul.outerWidth( Math.max(
            // Firefox wraps long text (possibly a rounding bug)
            // so we add 1px to avoid the wrapping (#7513)
            ul.width( "" ).outerWidth() + 1,
            this.element.outerWidth()
            ) );
    },

    _renderMenu: function( ul, items ) {
      var that = this;
      $.each( items, function( index, item ) {
        that._renderItemData( ul, item );
      });
    },

    _renderItemData: function( ul, item ) {
      return this._renderItem( ul, item ).data( "ui-autocomplete-item", item );
    },

    _renderItem: function( ul, item ) {
      return $( "<li>" )
        .append( $( "<a>" ).text( item.label ) )
        .appendTo( ul );
    },

    _move: function( direction, event ) {
      if ( !this.menu.element.is( ":visible" ) ) {
        this.search( null, event );
        return;
      }
      if ( this.menu.isFirstItem() && /^previous/.test( direction ) ||
          this.menu.isLastItem() && /^next/.test( direction ) ) {
            this._value( this.term );
            this.menu.blur();
            return;
          }
      this.menu[ direction ]( event );
    },

    widget: function() {
      return this.menu.element;
    },

    _value: function() {
      return this.valueMethod.apply( this.element, arguments );
    },

    _keyEvent: function( keyEvent, event ) {
      if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
        this._move( keyEvent, event );

        // prevents moving cursor to beginning/end of the text field in some browsers
        event.preventDefault();
      }
    }
  });

  $.extend( $.ui.autocomplete, {
    escapeRegex: function( value ) {
      return value.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&");
    },
    filter: function(array, term) {
      var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" );
      return $.grep( array, function(value) {
        return matcher.test( value.label || value.value || value );
      });
    }
  });


  // live region extension, adding a `messages` option
  // NOTE: This is an experimental API. We are still investigating
  // a full solution for string manipulation and internationalization.
  $.widget( "ui.autocomplete", $.ui.autocomplete, {
    options: {
      messages: {
        noResults: "No search results.",
    results: function( amount ) {
      return amount + ( amount > 1 ? " results are" : " result is" ) +
    " available, use up and down arrow keys to navigate.";
    }
      }
    },

    __response: function( content ) {
      var message;
      this._superApply( arguments );
      if ( this.options.disabled || this.cancelSearch ) {
        return;
      }
      if ( content && content.length ) {
        message = this.options.messages.results( content.length );
      } else {
        message = this.options.messages.noResults;
      }
      this.liveRegion.text( message );
    }
  });


}( jQuery ));

(function( $, undefined ) {

  var mouseHandled = false;

  $.widget( "ui.menu", {
    version: "1.9.2",
    defaultElement: "<ul>",
    delay: 300,
    options: {
      icons: {
        submenu: "ui-icon-carat-1-e"
      },
      menus: "ul",
      position: {
        my: "left top",
        at: "right top"
      },
      role: "menu",

      // callbacks
      blur: null,
      focus: null,
      select: null
    },

    _create: function() {
      this.activeMenu = this.element;
      this.element
        .uniqueId()
        .addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
        .toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length )
        .attr({
          role: this.options.role,
          tabIndex: 0
        })
        // add scroll
        .on("scroll", function(){
          window.isScrolling = true;
          clearTimeout($.data(this, "scrollTimer"));
          $.data(this, "scrollTimer", setTimeout(function() {
            window.isScrolling = false;
          }, 250));
        })
        // need to catch all clicks on disabled menu
        // not possible through _on
        .bind( "click" + this.eventNamespace, $.proxy(function( event ) {
          if ( this.options.disabled ) {
            event.preventDefault();
          }
        }, this ));

      if ( this.options.disabled ) {
        this.element
          .addClass( "ui-state-disabled" )
          .attr( "aria-disabled", "true" );
      }

      this._on({
        // Prevent focus from sticking to links inside menu after clicking
        // them (focus should always stay on UL during navigation).
        "mousedown .ui-menu-item > a": function( event ) {
          event.preventDefault();
        },
        "click .ui-state-disabled > a": function( event ) {
          event.preventDefault();
        },
        "click .ui-menu-item:has(a)": function( event ) {
          var target = $( event.target ).closest( ".ui-menu-item" );
          if ( !mouseHandled && target.not( ".ui-state-disabled" ).length ) {
            mouseHandled = true;

            this.select( event );
            // Open submenu on click
            if ( target.has( ".ui-menu" ).length ) {
              this.expand( event );
            } else if ( !this.element.is( ":focus" ) ) {
              // Redirect focus to the menu
              this.element.trigger( "focus", [ true ] );

              // If the active item is on the top level, let it stay active.
              // Otherwise, blur the active item since it is no longer visible.
              if ( this.active && this.active.parents( ".ui-menu" ).length === 1 ) {
                clearTimeout( this.timer );
              }
            }
          }
        },
        "mouseenter .ui-menu-item": function( event ) {
          // if scroll and mouseenter return false
          if (window.isScrolling){
            return;
          }
          var target = $( event.currentTarget );
          // Remove ui-state-active class from siblings of the newly focused menu item
          // to avoid a jump caused by adjacent elements both having a class with a border
          target.siblings().children( ".ui-state-active" ).removeClass( "ui-state-active" );
          this.focus( event, target );
        },
        mouseleave: "collapseAll",
        "mouseleave .ui-menu": "collapseAll",
        focus: function( event, keepActiveItem ) {
          // If there's already an active item, keep it active
          // If not, activate the first item
          var item = this.active || this.element.children( ".ui-menu-item" ).eq( 0 );

          if ( !keepActiveItem ) {
            this.focus( event, item );
          }
        },
        blur: function( event ) {
          this._delay(function() {
            if ( !$.contains( this.element[0], this.document[0].activeElement ) ) {
              this.collapseAll( event );
            }
          });
        },
        keydown: "_keydown"
      });

      this.refresh();

      // Clicks outside of a menu collapse any open menus
      this._on( this.document, {
        click: function( event ) {
          if ( !$( event.target ).closest( ".ui-menu" ).length ) {
            this.collapseAll( event );
          }

          // Reset the mouseHandled flag
          mouseHandled = false;
        }
      });
    },

    _destroy: function() {
      // Destroy (sub)menus
      this.element
        .removeAttr( "aria-activedescendant" )
        .find( ".ui-menu" ).andSelf()
        .removeClass( "ui-menu ui-widget ui-widget-content ui-corner-all ui-menu-icons" )
        .removeAttr( "role" )
        .removeAttr( "tabIndex" )
        .removeAttr( "aria-labelledby" )
        .removeAttr( "aria-expanded" )
        .removeAttr( "aria-hidden" )
        .removeAttr( "aria-disabled" )
        .removeUniqueId()
        .show();

      // Destroy menu items
      this.element.find( ".ui-menu-item" )
        .removeClass( "ui-menu-item" )
        .removeAttr( "role" )
        .removeAttr( "aria-disabled" )
        .children( "a" )
        .removeUniqueId()
        .removeClass( "ui-corner-all ui-state-hover" )
        .removeAttr( "tabIndex" )
        .removeAttr( "role" )
        .removeAttr( "aria-haspopup" )
        .children().each( function() {
          var elem = $( this );
          if ( elem.data( "ui-menu-submenu-carat" ) ) {
            elem.remove();
          }
        });

      // Destroy menu dividers
      this.element.find( ".ui-menu-divider" ).removeClass( "ui-menu-divider ui-widget-content" );
    },

    _keydown: function( event ) {
      var match, prev, character, skip, regex,
      preventDefault = true;

      function escape( value ) {
        return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" );
      }

      switch ( event.keyCode ) {
        case $.ui.keyCode.PAGE_UP:
          this.previousPage( event );
          break;
        case $.ui.keyCode.PAGE_DOWN:
          this.nextPage( event );
          break;
        case $.ui.keyCode.HOME:
          this._move( "first", "first", event );
          break;
        case $.ui.keyCode.END:
          this._move( "last", "last", event );
          break;
        case $.ui.keyCode.UP:
          this.previous( event );
          break;
        case $.ui.keyCode.DOWN:
          this.next( event );
          break;
        case $.ui.keyCode.LEFT:
          this.collapse( event );
          break;
        case $.ui.keyCode.RIGHT:
          if ( this.active && !this.active.is( ".ui-state-disabled" ) ) {
            this.expand( event );
          }
          break;
        case $.ui.keyCode.ENTER:
        case $.ui.keyCode.SPACE:
          this._activate( event );
          break;
        case $.ui.keyCode.ESCAPE:
          this.collapse( event );
          break;
        default:
          preventDefault = false;
          prev = this.previousFilter || "";
          character = String.fromCharCode( event.keyCode );
          skip = false;

          clearTimeout( this.filterTimer );

          if ( character === prev ) {
            skip = true;
          } else {
            character = prev + character;
          }

          regex = new RegExp( "^" + escape( character ), "i" );
          match = this.activeMenu.children( ".ui-menu-item" ).filter(function() {
            return regex.test( $( this ).children( "a" ).text() );
          });
          match = skip && match.index( this.active.next() ) !== -1 ?
            this.active.nextAll( ".ui-menu-item" ) :
            match;

          // If no matches on the current filter, reset to the last character pressed
          // to move down the menu to the first item that starts with that character
          if ( !match.length ) {
            character = String.fromCharCode( event.keyCode );
            regex = new RegExp( "^" + escape( character ), "i" );
            match = this.activeMenu.children( ".ui-menu-item" ).filter(function() {
              return regex.test( $( this ).children( "a" ).text() );
            });
          }

          if ( match.length ) {
            this.focus( event, match );
            if ( match.length > 1 ) {
              this.previousFilter = character;
              this.filterTimer = this._delay(function() {
                delete this.previousFilter;
              }, 1000 );
            } else {
              delete this.previousFilter;
            }
          } else {
            delete this.previousFilter;
          }
      }

      if ( preventDefault ) {
        event.preventDefault();
      }
    },

    _activate: function( event ) {
      if ( !this.active.is( ".ui-state-disabled" ) ) {
        if ( this.active.children( "a[aria-haspopup='true']" ).length ) {
          this.expand( event );
        } else {
          this.select( event );
        }
      }
    },

    refresh: function() {
      var menus,
      icon = this.options.icons.submenu,
      submenus = this.element.find( this.options.menus );

      // Initialize nested menus
      submenus.filter( ":not(.ui-menu)" )
        .addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
        .hide()
        .attr({
          role: this.options.role,
          "aria-hidden": "true",
          "aria-expanded": "false"
        })
      .each(function() {
        var menu = $( this ),
        item = menu.prev( "a" ),
        submenuCarat = $( "<span>" )
        .addClass( "ui-menu-icon ui-icon " + icon )
        .data( "ui-menu-submenu-carat", true );

      item
        .attr( "aria-haspopup", "true" )
        .prepend( submenuCarat );
      menu.attr( "aria-labelledby", item.attr( "id" ) );
      });

      menus = submenus.add( this.element );

      // Don't refresh list items that are already adapted
      menus.children( ":not(.ui-menu-item):has(a)" )
        .addClass( "ui-menu-item" )
        .attr( "role", "presentation" )
        .children( "a" )
        .uniqueId()
        .addClass( "ui-corner-all" )
        .attr({
          tabIndex: -1,
          role: this._itemRole()
        });

      // Initialize unlinked menu-items containing spaces and/or dashes only as dividers
      menus.children( ":not(.ui-menu-item)" ).each(function() {
        var item = $( this );
        // hyphen, em dash, en dash
        if ( !/[^\-¡ª¨C\s]/.test( item.text() ) ) {
          item.addClass( "ui-widget-content ui-menu-divider" );
        }
      });

      // Add aria-disabled attribute to any disabled menu item
      menus.children( ".ui-state-disabled" ).attr( "aria-disabled", "true" );

      // If the active item has been removed, blur the menu
      if ( this.active && !$.contains( this.element[ 0 ], this.active[ 0 ] ) ) {
        this.blur();
      }
    },

    _itemRole: function() {
      return {
        menu: "menuitem",
        listbox: "option"
      }[ this.options.role ];
    },

    focus: function( event, item ) {
      var nested, focused;
      this.blur( event, event && event.type === "focus" );

      this._scrollIntoView( item );

      this.active = item.first();
      focused = this.active.children( "a" ).addClass( "ui-state-focus" );
      // Only update aria-activedescendant if there's a role
      // otherwise we assume focus is managed elsewhere
      if ( this.options.role ) {
        this.element.attr( "aria-activedescendant", focused.attr( "id" ) );
      }

      // Highlight active parent menu item, if any
      /**/
      this.active
        .parent()
        .closest( ".ui-menu-item" )
        .children( "a:first" )
        .addClass( "ui-state-active" );
      /**/

      if ( event && event.type === "keydown" ) {
        this._close();
      } else {
        this.timer = this._delay(function() {
          this._close();
        }, this.delay );
      }

      nested = item.children( ".ui-menu" );
      if ( nested.length && ( /^mouse/.test( event.type ) ) ) {
        this._startOpening(nested);
      }
      this.activeMenu = item.parent();

      this._trigger( "focus", event, { item: item } );
    },

    _scrollIntoView: function( item ) {
      var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight;
      if ( this._hasScroll() ) {
        borderTop = parseFloat( $.css( this.activeMenu[0], "borderTopWidth" ) ) || 0;
        paddingTop = parseFloat( $.css( this.activeMenu[0], "paddingTop" ) ) || 0;
        offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop;
        scroll = this.activeMenu.scrollTop();
        elementHeight = this.activeMenu.height();
        itemHeight = item.height();

        if ( offset < 0 ) {
          this.activeMenu.scrollTop( scroll + offset );
        } else if ( offset + itemHeight > elementHeight ) {
          this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight );
        }
      }
    },

    blur: function( event, fromFocus ) {
      if ( !fromFocus ) {
        clearTimeout( this.timer );
      }

      if ( !this.active ) {
        return;
      }

      this.active.children( "a" ).removeClass( "ui-state-focus" );
      this.active = null;

      this._trigger( "blur", event, { item: this.active } );
    },

    _startOpening: function( submenu ) {
      clearTimeout( this.timer );

      // Don't open if already open fixes a Firefox bug that caused a .5 pixel
      // shift in the submenu position when mousing over the carat icon
      if ( submenu.attr( "aria-hidden" ) !== "true" ) {
        return;
      }

      this.timer = this._delay(function() {
        this._close();
        this._open( submenu );
      }, this.delay );
    },

    _open: function( submenu ) {
      var position = $.extend({
        of: this.active
      }, this.options.position );

      clearTimeout( this.timer );
      this.element.find( ".ui-menu" ).not( submenu.parents( ".ui-menu" ) )
        .hide()
        .attr( "aria-hidden", "true" );

      submenu
        .show()
        .removeAttr( "aria-hidden" )
        .attr( "aria-expanded", "true" )
        .position( position );
    },

    collapseAll: function( event, all ) {
      clearTimeout( this.timer );
      this.timer = this._delay(function() {
        // If we were passed an event, look for the submenu that contains the event
        var currentMenu = all ? this.element :
        $( event && event.target ).closest( this.element.find( ".ui-menu" ) );

      // If we found no valid submenu ancestor, use the main menu to close all sub menus anyway
      if ( !currentMenu.length ) {
        currentMenu = this.element;
      }

      this._close( currentMenu );

      this.blur( event );
      this.activeMenu = currentMenu;
      }, this.delay );
    },

    // With no arguments, closes the currently active menu - if nothing is active
    // it closes all menus.  If passed an argument, it will search for menus BELOW
    _close: function( startMenu ) {
      if ( !startMenu ) {
        startMenu = this.active ? this.active.parent() : this.element;
      }

      startMenu
        .find( ".ui-menu" )
        .hide()
        .attr( "aria-hidden", "true" )
        .attr( "aria-expanded", "false" )
        .end()
        .find( "a.ui-state-active" )
        .removeClass( "ui-state-active" );
    },

    collapse: function( event ) {
      var newItem = this.active &&
        this.active.parent().closest( ".ui-menu-item", this.element );
      if ( newItem && newItem.length ) {
        this._close();
        this.focus( event, newItem );
      }
    },

    expand: function( event ) {
      var newItem = this.active &&
        this.active
        .children( ".ui-menu " )
        .children( ".ui-menu-item" )
        .first();

      if ( newItem && newItem.length ) {
        this._open( newItem.parent() );

        // Delay so Firefox will not hide activedescendant change in expanding submenu from AT
        this._delay(function() {
          this.focus( event, newItem );
        });
      }
    },

    next: function( event ) {
      this._move( "next", "first", event );
    },

    previous: function( event ) {
      this._move( "prev", "last", event );
    },

    isFirstItem: function() {
      return this.active && !this.active.prevAll( ".ui-menu-item" ).length;
    },

    isLastItem: function() {
      return this.active && !this.active.nextAll( ".ui-menu-item" ).length;
    },

    _move: function( direction, filter, event ) {
      var next;
      if ( this.active ) {
        if ( direction === "first" || direction === "last" ) {
          next = this.active
            [ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" )
            .eq( -1 );
        } else {
          next = this.active
            [ direction + "All" ]( ".ui-menu-item" )
            .eq( 0 );
        }
      }
      if ( !next || !next.length || !this.active ) {
        next = this.activeMenu.children( ".ui-menu-item" )[ filter ]();
      }

      this.focus( event, next );
    },

    nextPage: function( event ) {
      var item, base, height;

      if ( !this.active ) {
        this.next( event );
        return;
      }
      if ( this.isLastItem() ) {
        return;
      }
      if ( this._hasScroll() ) {
        base = this.active.offset().top;
        height = this.element.height();
        this.active.nextAll( ".ui-menu-item" ).each(function() {
          item = $( this );
          return item.offset().top - base - height < 0;
        });

        this.focus( event, item );
      } else {
        this.focus( event, this.activeMenu.children( ".ui-menu-item" )
            [ !this.active ? "first" : "last" ]() );
      }
    },

    previousPage: function( event ) {
      var item, base, height;
      if ( !this.active ) {
        this.next( event );
        return;
      }
      if ( this.isFirstItem() ) {
        return;
      }
      if ( this._hasScroll() ) {
        base = this.active.offset().top;
        height = this.element.height();
        this.active.prevAll( ".ui-menu-item" ).each(function() {
          item = $( this );
          return item.offset().top - base + height > 0;
        });

        this.focus( event, item );
      } else {
        this.focus( event, this.activeMenu.children( ".ui-menu-item" ).first() );
      }
    },

    _hasScroll: function() {
      return this.element.outerHeight() < this.element.prop( "scrollHeight" );
    },

    select: function( event ) {
      // TODO: It should never be possible to not have an active item at this
      // point, but the tests don't trigger mouseenter before click.
      this.active = this.active || $( event.target ).closest( ".ui-menu-item" );
      var ui = { item: this.active };
      if ( !this.active.has( ".ui-menu" ).length ) {
        this.collapseAll( event, true );
      }
      this._trigger( "select", event, ui );
    }
  });

}( jQuery ));